INCISORS OF 1 inhabits the Oriental region. It is a larger L any other Insectivore, about the size of a Cat, and um extending "between the neck and the fore-limb^ fore-limb and the hind-limb, and between the hind-limb This patagium is abundantly supplied with muscu- the fingers are not elongated as in the IBats for its a the degree of its development^ "however, the pata- is creature is midway between that of Sciuroptems hand, and the Bats on the other. It presents many features in its organisation. The brain is like that of ora in the exposure of the corpora quadrigemina by -ctension. backward of the cerebral hemispheres ; but tirface is marked by two longitudinal furrows on each ,e of affairs (in combination) which is unparalleled Mammalia. The teeth are peculiar by reason of the mib-like " structure of the lower incisors. This,, liow- exaggeration of -what is to be found in Jtliyncliocyon. 'Oj7Lusf while the same style of tooth, though not so loped, characterises certain 33ats. The Tupaiidae and Lurs show what Dr. ILeclie regards as the beginning of ling. As in jTitpctia, also there is an indication of ^ristically ILemurine STiblingua. The stomach, is more ihan in other Insectivores, the pylori e region being 3 a narrowish tube. There is a caecum. A, peculi- j intestinal tract is that the large intestine is longer laU. Order XII. CHIROFTKRA. r thus define the IBats :---Flying mammals, with, the >f the four digits of the hand following the pollex ngated, and supporting between themselves and the and tail a thin integumental membrane, which fing. The radius is long and curved ; the ulna rudi- The knee is directed backwards, owing to tlie rota- i limb outward by the wing membrane- From the of the ankle-joint arises a cartilaginous process^ the ch supports the interfemoral part of the wiog mem- selie, «*Ubor GaleopitKecus," -ST. Svensfa ^.k* JEfatulL 1886.